Around one-fifth of development aid is spent on climate-related projects. But what does climate-related mean, and does it crowd out other aid projects?<br><br><a href="https://ourworldindata.org/how-much-development-aid-is-spent-on-climate-change"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/59464533-c5ca-4a7e-7686-358fc7608500/w=1024"/></a>